Home / 14,470.36-19,963.22-9,432.81

Finding the Fourth Proportional to 14,470.36, 19,963.22 and 9,432.81

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Solution

The fourth proportional to 14,470.36, 19,963.22 and 9,432.81 is: 13,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.36 : 19,963.22 = 9,432.81 : x
  2. Step 2: Convert to fraction form
    14,470.36/19,963.22 = 9,432.81/x
  3. Step 3: Cross multiply
    14,470.36x = 19,963.22 × 9,432.81
  4. Step 4: Simplify right side
    14,470.36x = 188,309,214.08
  5. Step 5: Solve for x
    x = 188,309,214.08/14,470.36
  6. Step 6: Final answer
    x = 13,013.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.